公开(公告)号：US20130028466A1

公开(公告)日：2013-01-31

申请号：US13629599

申请日：2012-09-27

Applicant: Sursen Corp.

Inventor： Donglin Wang ,  Shutian Yin ,  Yunming Zhang ,  Ningsheng Liu ,  Yuansong Liang ,  Changwei Liu ,  Peng Gao ,  Yongzhi Lou ,  De Ouyang

IPC: G06K9/00

CPC classification number: G06T1/0064 ,  G06T2201/0062 ,  H04N1/32203 ,  H04N1/32219 ,  H04N1/32229 ,  H04N1/32288 ,  H04N1/32299 ,  H04N1/32336 ,  H04N2201/3283 ,  H04N2201/3284

Abstract: A novel method is disclosed for detecting hidden information in a document comprising characters, including: determining layout transformation for each character in the document for detection compared with the original document; obtaining a code sequence embedded in the document for detection based on the layout transformation of each character in the document for detection and the predetermined embedding rule; decoding the code sequence to get the hidden information embedded in the document for detection.

Abstract translation: 公开了一种用于检测包括字符的文档中的隐藏信息的新颖方法，包括：与原始文档相比，确定用于检测的文档中的每个字符的布局变换; 基于用于检测的文档中的每个字符的布局变换和预定的嵌入规则，获得嵌入文档中用于检测的代码序列; 对代码序列进行解码以获取嵌入文档中的隐藏信息进行检测。

公开(公告)号：US20130346492A1

公开(公告)日：2013-12-26

申请号：US14020201

申请日：2013-09-06

Applicant: Sursen Corp.

Inventor： Donglin Wang ,  Han Hao

IPC: H04L29/06

CPC classification number: H04L29/06047 ,  G06F16/93 ,  G06F21/10 ,  G06F21/606 ,  G06F21/62 ,  G06F2221/2107

Abstract: The present invention provides a content reading system and method, which gives consideration to both the flexibility of reading method and the security of copyright protection. The content reading system includes: a Document Management System DCMS server, adapted to support the storage and parsing of data content; invoke stored page data and provides the page data to a dedicated client after receiving a page data request from the dedicated client; invoke stored page data to form bitmap of the page and provides the bitmap to a Web client after receiving a page data request from a Web client.

Abstract translation: 本发明提供了一种内容读取系统和方法，其考虑到读取方法的灵活性和版权保护的安全性。 内容阅读系统包括：文档管理系统DCMS服务器，适用于支持数据内容的存储和解析; 调用存储的页面数据，并在从专用客户机接收到页面数据请求之后将页面数据提供给专用客户机; 调用存储的页面数据以形成页面的位图，并在从Web客户端收到页面数据请求之后向Web客户端提供位图。